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Mani Gupta from Carmel Convent School, Faridabad
Subject :NSO    Class : Class 8

Earthquakes at two places P and Q were measured by a seismograph which recorded the magnitude as 2 and 4. The magnitude of tremors and the destructive energy at P and Q can be compared as

ATremors at Q are two times those at place P
BTremors at Q are four times those at place P
CTremors at Q are 100 times those at place P
DTremors at Q are 1000 times those at place P.


Ans 1:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
should be D

Ans 2:

Ishat from DPS, GURUGRAM
Class : Class 10
the correct answer should be option c. i have verified this from the NSO olympiad book.

Ans 3:

Shreyans Mondal from Sri Chaitanya Techno School Kaggadasapura Campus 1, Bengaluru
Class : Class 10
should be d

Ans 4:

Aahana Nischal from APL Global, Chennai
Class : Class 9

Ans 5:

Vihaan Khurana from SPS Saket Nagar Bhopal, Bhopal
Class : Class 8
ans c

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